Results 51 to 60 of about 32,330 (255)

Photothermal Hydrogel with Mn3O4 Nanoparticles Alleviates Intervertebral Disc Degeneration by Scavenging ROS and Regulating Extracellular Matrix Metabolism

open access: yesAdvanced Functional Materials, EarlyView.
The MPTT‐nanozyme‐hydrogel system (Mn3O4@ChS‐HA) provides a multifunctional therapeutic strategy for intervertebral disc degeneration (IVDD), effectively targeting oxidative stress and enhancing AF repair by restoring extracellular matrix (ECM) and redox homeostasis.
Yangyang Chen   +13 more
wiley   +1 more source

Existence of solutions for quasilinear elliptic systems involving critical exponents and Hardy terms

open access: yesElectronic Journal of Differential Equations, 2013
Using variational methods, including the Ljusternik-Schnirelmann theory, we prove the existence of solutions for quasilinear elliptic systems with critical Sobolev exponents and Hardy terms.
Dengfeng Lu
doaj  

Existence, Uniqueness and Convergence of Simultaneous Distributed-Boundary Optimal Control Problems [PDF]

open access: yes, 2015
We consider a steady-state heat conduction problem $P$ for the Poisson equation with mixed boundary conditions in a bounded multidimensional domain $\Omega$.
Gariboldi, Claudia M.   +1 more
core   +1 more source

Quantum Emitters in Hexagonal Boron Nitride: Principles, Engineering and Applications

open access: yesAdvanced Functional Materials, EarlyView.
Quantum emitters in hexagonal boron nitride have emerged as a promising candidate for quantum information science. This review examines the fundamentals of these quantum emitters, including their level structures, defect engineering, and their possible chemical structures.
Thi Ngoc Anh Mai   +8 more
wiley   +1 more source

Ground states solutions for modified fourth-order elliptic systems with steep well potential

open access: yes, 2018
In this paper, we study the following modified quasilinear fourth-order elliptic systems  42u−4u+ (λα(x) + 1)u− 1 2 4(u2)u = p p+ q |u|p−2|v|qu, in R, 42v−4v+ (λβ(x) + 1)v− 1 2 4(v2)v = q p+ q |u|p|v|q−2v, in R, where 42 = 4(4) is the biharmonic ...
Liuyang Shao, Haibo Chen
semanticscholar   +1 more source

Infinitely many solutions for nonlocal elliptic systems of (p_1,...,p_n)-Kirchhoff type

open access: yesElectronic Journal of Differential Equations, 2012
We establish the existence of infinitely many solutions for a class of nonlocal elliptic systems of (p_1,...,p_n)-Kirchhoff type. Our approach is based on variational methods.
Shapour Heidarkhani, Johnny Henderson
doaj  

Nonlinear elliptic equations with high order singularities [PDF]

open access: yes, 2016
We study non-variational degenerate elliptic equations with high order singular structures. No boundary data are imposed and singularities occur along an {\it a priori} unknown interior region. We prove that positive solutions have a universal modulus of
Teixeira, Eduardo V.
core  

Finite element approximation of source term identification with TV-regularization

open access: yes, 2019
In this paper we investigate the problem of recovering the source term in an elliptic system from a measurement of the state on a part of the boundary.
Hinze, Michael, Quyen, Tran Nhan Tam
core   +1 more source

Matrix Tropism Influences Endometriotic Cell Attachment Patterns

open access: yesAdvanced Functional Materials, EarlyView.
The influence of substrate stiffness and multicellular coculture on endometriotic cell attachment to extracellular matrix‐laden microarrayed islands is reported. This model investigates early endometriotic cell attachment, aiming to capture “lesion initiation events”.
Hannah S. Theriault   +7 more
wiley   +1 more source

Existence and multiplicity of solutions for nonlinear elliptic Dirichlet systems

open access: yesElectronic Journal of Differential Equations, 2012
The existence and multiplicity of solutions for systems of nonlinear elliptic equations with Dirichlet boundary conditions is investigated. Under suitable assumptions on the potential of the nonlinearity, the existence of one, two, or three solutions ...
Gabriele Bonanno, Elisabetta Tornatore
doaj  

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